forked from vuejs/core
/
scopeId.spec.ts
308 lines (279 loc) 路 7.49 KB
/
scopeId.spec.ts
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import {
h,
render,
nodeOps,
serializeInner,
renderSlot,
withScopeId,
pushScopeId,
popScopeId
} from '@vue/runtime-test'
import { withCtx } from '../src/componentRenderContext'
describe('scopeId runtime support', () => {
test('should attach scopeId', () => {
const App = {
__scopeId: 'parent',
render: () => h('div', [h('div')])
}
const root = nodeOps.createElement('div')
render(h(App), root)
expect(serializeInner(root)).toBe(`<div parent><div parent></div></div>`)
})
test('should attach scopeId to components in parent component', () => {
const Child = {
__scopeId: 'child',
render: () => h('div')
}
const App = {
__scopeId: 'parent',
render: () => h('div', [h(Child)])
}
const root = nodeOps.createElement('div')
render(h(App), root)
expect(serializeInner(root)).toBe(
`<div parent><div child parent></div></div>`
)
})
// :slotted basic
test('should work on slots', () => {
const Child = {
__scopeId: 'child',
render(this: any) {
return h('div', renderSlot(this.$slots, 'default'))
}
}
const Child2 = {
__scopeId: 'child2',
render: () => h('span')
}
const App = {
__scopeId: 'parent',
render: () => {
return h(
Child,
withCtx(() => {
return [h('div'), h(Child2)]
})
)
}
}
const root = nodeOps.createElement('div')
render(h(App), root)
// slot content should have:
// - scopeId from parent
// - slotted scopeId (with `-s` postfix) from child (the tree owner)
expect(serializeInner(root)).toBe(
`<div child parent>` +
`<div parent child-s></div>` +
// component inside slot should have:
// - scopeId from template context
// - slotted scopeId from slot owner
// - its own scopeId
`<span child2 parent child-s></span>` +
`</div>`
)
})
// #2892
test(':slotted on forwarded slots', async () => {
const Wrapper = {
__scopeId: 'wrapper',
render(this: any) {
// <div class="wrapper"><slot/></div>
return h('div', { class: 'wrapper' }, [
renderSlot(
this.$slots,
'default',
{},
undefined,
true /* noSlotted */
)
])
}
}
const Slotted = {
__scopeId: 'slotted',
render(this: any) {
// <Wrapper><slot/></Wrapper>
return h(Wrapper, null, {
default: withCtx(() => [renderSlot(this.$slots, 'default')])
})
}
}
// simulate hoisted node
pushScopeId('root')
const hoisted = h('div', 'hoisted')
popScopeId()
const Root = {
__scopeId: 'root',
render(this: any) {
// <Slotted><div>hoisted</div><div>{{ dynamic }}</div></Slotted>
return h(Slotted, null, {
default: withCtx(() => {
return [hoisted, h('div', 'dynamic')]
})
})
}
}
const root = nodeOps.createElement('div')
render(h(Root), root)
expect(serializeInner(root)).toBe(
`<div wrapper slotted root class="wrapper">` +
`<div root slotted-s>hoisted</div>` +
`<div root slotted-s>dynamic</div>` +
`</div>`
)
const Root2 = {
__scopeId: 'root',
render(this: any) {
// <Slotted>
// <Wrapper>
// <div>hoisted</div><div>{{ dynamic }}</div>
// </Wrapper>
// </Slotted>
return h(Slotted, null, {
default: withCtx(() => [
h(Wrapper, null, {
default: withCtx(() => [hoisted, h('div', 'dynamic')])
})
])
})
}
}
const root2 = nodeOps.createElement('div')
render(h(Root2), root2)
expect(serializeInner(root2)).toBe(
`<div wrapper slotted root class="wrapper">` +
`<div wrapper root slotted-s class="wrapper">` +
`<div root>hoisted</div>` +
`<div root>dynamic</div>` +
`</div>` +
`</div>`
)
})
// #1988
test('should inherit scopeId through nested HOCs with inheritAttrs: false', () => {
const App = {
__scopeId: 'parent',
render: () => {
return h(Child)
}
}
function Child() {
return h(Child2, { class: 'foo' })
}
function Child2() {
return h('div')
}
Child2.inheritAttrs = false
const root = nodeOps.createElement('div')
render(h(App), root)
expect(serializeInner(root)).toBe(`<div parent></div>`)
})
})
describe('backwards compat with <=3.0.7', () => {
const withParentId = withScopeId('parent')
const withChildId = withScopeId('child')
test('should attach scopeId', () => {
const App = {
__scopeId: 'parent',
render: withParentId(() => {
return h('div', [h('div')])
})
}
const root = nodeOps.createElement('div')
render(h(App), root)
expect(serializeInner(root)).toBe(`<div parent><div parent></div></div>`)
})
test('should attach scopeId to components in parent component', () => {
const Child = {
__scopeId: 'child',
render: withChildId(() => {
return h('div')
})
}
const App = {
__scopeId: 'parent',
render: withParentId(() => {
return h('div', [h(Child)])
})
}
const root = nodeOps.createElement('div')
render(h(App), root)
expect(serializeInner(root)).toBe(
`<div parent><div child parent></div></div>`
)
})
test('should work on slots', () => {
const Child = {
__scopeId: 'child',
render: withChildId(function (this: any) {
return h('div', renderSlot(this.$slots, 'default'))
})
}
const withChild2Id = withScopeId('child2')
const Child2 = {
__scopeId: 'child2',
render: withChild2Id(() => h('span'))
}
const App = {
__scopeId: 'parent',
render: withParentId(() => {
return h(
Child,
withParentId(() => {
return [h('div'), h(Child2)]
})
)
})
}
const root = nodeOps.createElement('div')
render(h(App), root)
// slot content should have:
// - scopeId from parent
// - slotted scopeId (with `-s` postfix) from child (the tree owner)
expect(serializeInner(root)).toBe(
`<div child parent>` +
`<div parent child-s></div>` +
// component inside slot should have:
// - scopeId from template context
// - slotted scopeId from slot owner
// - its own scopeId
`<span child2 parent child-s></span>` +
`</div>`
)
})
// #1988
test('should inherit scopeId through nested HOCs with inheritAttrs: false', () => {
const withParentId = withScopeId('parent')
const App = {
__scopeId: 'parent',
render: withParentId(() => {
return h(Child)
})
}
function Child() {
return h(Child2, { class: 'foo' })
}
function Child2() {
return h('div')
}
Child2.inheritAttrs = false
const root = nodeOps.createElement('div')
render(h(App), root)
expect(serializeInner(root)).toBe(`<div parent></div>`)
})
test('hoisted nodes', async () => {
pushScopeId('foobar')
const hoisted = h('div', 'hello')
popScopeId()
const App = {
__scopeId: 'foobar',
render: () => h('div', [hoisted])
}
const root = nodeOps.createElement('div')
render(h(App), root)
expect(serializeInner(root)).toBe(
`<div foobar><div foobar>hello</div></div>`
)
})
})